public static IEnumerable <TSource> Execute <TSource>(this IEnumerable <TSource> source, Action <TSource> fn)
{
using (var aes = new AggregateExceptionScope())
{
return(source.Execute(fn, aes));
}
}
public static IEnumerable <TSource> Execute <TSource>(this IEnumerable <TSource> source, Action <TSource> fn, AggregateExceptionScope aes)
{
aes.Aggregate(
source.Select(v =>
{
try { fn(v); }
catch (Exception e) { return(e); }
return(null);
})
.Where(e => e != null));
return(source);
}
//public static IEnumerable<TResult> SelectValid<TSource, TResult>(this IEnumerable<TSource> source, Func<TSource, TResult> fn)
//{
// using (var aes = new AggregateExceptionScope())
// {
// return source.SelectValid(fn, aes);
// }
//}
public static IEnumerable <TResult> SelectValid <TSource, TResult>(this IEnumerable <TSource> source, Func <TSource, TResult> fn, AggregateExceptionScope aes = null)
{
return(source.Select(v => {
try { return new { result = fn(v), error = false }; }
catch (Exception e) { aes?.Aggregate(e); }
return new { result = default(TResult), error = true };
})
.Where(r => !r.error)
.Select(r => r.result));
}